<template>
  <view class="content">
    <!-- 订单列表顶部tab页切换 -->
    <view class="navbar">
      <view
        v-for="(item, index) in navList"
        :key="index"
        class="nav-item"
        :class="{ current: tabCurrentIndex === index }"
        @click="tabClick(index)"
      >
        {{ item.text }}
      </view>
    </view>

    <swiper
      :current="tabCurrentIndex"
      class="swiper-box"
      duration="300"
      @change="changeTab"
    >
      <swiper-item
        class="tab-content"
        v-for="(tabItem, tabIndex) in navList"
        :key="tabIndex"
      >
        <scroll-view class="list-scroll-content" scroll-y @scrolltolower="loadData">
          <!-- 空白页 -->
          <empty v-if="tabItem.loaded === true && tabItem.orderList.length === 0"></empty>

          <!-- 订单列表 -->
          <view
            v-for="(item, index) in tabItem.orderList"
            :key="index"
            class="order-item"
          >
            <view class="i-top b-b">
              <text class="time">{{ item.gmtCreate }}</text>
              <text class="state" style="#fa436a">{{item.statusDesc}}</text>
              <!-- 已关闭订单可删除 -->
              <text
                v-if="item.status === 102 || item.status === 103"
                class="del-btn yticon icon-iconfontshanchu1"
                @click="deleteOrder(item.id)"
              ></text>
            </view>

            <scroll-view v-if="item.goodsList.length > 1" class="goods-box" scroll-x>
              <view
                v-for="(goodsItem, goodsIndex) in item.goodsList"
                :key="goodsIndex"
                class="goods-item"
              >
                <image
                  class="goods-img"
                  :src="goodsItem.skuPic"
                  mode="aspectFill"
                ></image>
              </view>
            </scroll-view>
            <view
              v-if="item.goodsList.length === 1"
              class="goods-box-single"
              v-for="(goodsItem, goodsIndex) in item.goodsList"
              :key="goodsIndex"
            >
              <image class="goods-img" :src="goodsItem.skuPic" mode="aspectFill"></image>
              <view class="right">
                <text class="title clamp">{{ goodsItem.skuName }}</text>
                <text class="attr-box"
                  >{{ goodsItem.skuName }} x {{ goodsItem.skuQuantity }}</text
                >
                <text class="price">{{ goodsItem.skuTotalPrice | moneyFormatter }}</text>
              </view>
            </view>

            <view class="price-box">
              共
              <text class="num">{{ item.totalQuantity }}</text>
              件商品 实付款
              <text class="price">{{ item.payAmount | moneyFormatter }}</text>
            </view>
            <view class="action-box b-t" v-if="item.status === 101">
              <button class="action-btn" @click="cancelOrder(item)">取消订单</button>
              <button class="action-btn recom" @click="doPay(item)">立即支付</button>
            </view>
          </view>

          <uni-load-more
            :status="tabItem.loadingType"
            @clickLoadMore="clickLoadMore"
          ></uni-load-more>
        </scroll-view>
      </swiper-item>
    </swiper>
  </view>
</template>

<script>
import uniLoadMore from "@/components/uni-load-more/uni-load-more.vue";
import empty from "@/components/empty";
import Json from "@/Json";
import { cancelOrder, deleteOrder, orderPage } from "@/api/oms/order.js";

export default {
  components: {
    uniLoadMore,
    empty,
  },
  data() {
    return {
      reload: false,
      status: "more",
      contentText: {
        contentdown: "上拉加载更多~",
        contentrefresh: "加载中",
        contentnomore: "我是有底线的~",
      },

      tabCurrentIndex: 0,
      navList: [
        {
          state: 0,
          text: "全部",
          loadingType: "more",
          orderList: [],
        },
        {
          state: 101,
          text: "待付款",
          loadingType: "more",
          orderList: [],
        },
        {
          state: 201,
          text: "已付款",
          loadingType: "more",
          orderList: [],
        },
        {
          state: 301,
          text: "待发货",
          loadingType: "more",
          orderList: [],
        },
        {
          state: 901,
          text: "已完成",
          loadingType: "more",
          orderList: [],
        },
      ],
    };
  },

  onLoad(options) {
    /**
     * 修复app端点击除全部订单外的按钮进入时不加载数据的问题
     * 替换onLoad下代码即可
     */

    this.tabCurrentIndex = +options.state;
    // #ifndef MP
    this.loadData();
    // #endif
    // #ifdef MP
    if (options.state == 0) {
      this.loadData();
    }
    // #endif
  },

  methods: {
    //获取订单列表
    loadData(source) {
      //这里是将订单挂载到tab列表下
      let index = this.tabCurrentIndex;
      let navItem = this.navList[index];
      let state = navItem.state;

      // if (source === "tabChange" && navItem.loaded === true) {
      //   //tab切换只有第一次需要加载数据
      //   return;
      // }
      if (navItem.loadingType === "loading") {
        //防止重复加载
        return;
      }

      navItem.loadingType = "loading";
      console.info("根据订单状态查询订单列表", state);
      setTimeout(() => {
        orderPage(state).then((response) => {
          // 调用订单刷新接口，刷新数据
          let orderList = response.data;
          navItem.orderList = orderList;
          
        });
        //loaded新字段用于表示数据加载完毕，如果为空可以显示空白页
        this.$set(navItem, "loaded", true);

        //判断是否还有数据， 有改为 more， 没有改为noMore
        navItem.loadingType = "more";
      }, 600);
    },

    //swiper 切换
    changeTab(e) {
      console.log("swiper 切换", e);
      this.tabCurrentIndex = e.target.current;
      this.loadData("tabChange");
    },
    //顶部tab点击
    tabClick(index) {
      console.info("顶部tab点击", index);
      this.tabCurrentIndex = index;
    },

    //删除订单
    deleteOrder(index) {
      uni.showModal({
        content: "删除订单？",
        success: (e) => {
          if (e.confirm) {
            deleteOrder(index).then((response) => {
              // 调用订单刷新接口，刷新数据
              this.loadData();
            });
          }
        },
      });
    },

    //取消订单
    cancelOrder(item) {
      console.info("取消订单item", item.id);
      uni.showLoading({
        title: "请稍后",
      });
      setTimeout(() => {
        cancelOrder(item.id).then((response) => {
          uni.hideLoading();
          this.loadData();
        });
      }, 600);
    },

    //点击查看更多触发事件
    clickLoadMore(e) {
      console.log("加载更多");
    },

    doPay(order) {
      // 订单支付
      console.info("订单支付",order.id)
      let orderId = order.id;
      uni.redirectTo({
        url: "/pages/money/pay?orderId="+orderId,
      });
    },

    //订单状态文字和颜色
    orderStateExp(state) {
      let stateTip = "",
        stateTipColor = "#fa436a";
      switch (+state) {
        case 1:
          stateTip = "待付款";
          break;
        case 2:
          stateTip = "待发货";
          break;
        case 9:
          stateTip = "订单已关闭";
          stateTipColor = "#909399";
          break;

        //更多自定义
      }
      return { stateTip, stateTipColor };
    },
  },
};
</script>

<style lang="scss">
page,
.content {
  background: $page-color-base;
  height: 100%;
}

.swiper-box {
  height: calc(100% - 40px);
}
.list-scroll-content {
  height: 100%;
}

.navbar {
  display: flex;
  height: 40px;
  padding: 0 5px;
  background: #fff;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.06);
  position: relative;
  z-index: 10;
  .nav-item {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    font-size: 15px;
    color: $font-color-dark;
    position: relative;
    &.current {
      color: $base-color;
      &:after {
        content: "";
        position: absolute;
        left: 50%;
        bottom: 0;
        transform: translateX(-50%);
        width: 44px;
        height: 0;
        border-bottom: 2px solid $base-color;
      }
    }
  }
}

.uni-swiper-item {
  height: auto;
}
.order-item {
  display: flex;
  flex-direction: column;
  padding-left: 30upx;
  background: #fff;
  margin-top: 16upx;
  .i-top {
    display: flex;
    align-items: center;
    height: 80upx;
    padding-right: 30upx;
    font-size: $font-base;
    color: $font-color-dark;
    position: relative;
    .time {
      flex: 1;
    }
    .state {
      color: $base-color;
    }
    .del-btn {
      padding: 10upx 0 10upx 36upx;
      font-size: $font-lg;
      color: $font-color-light;
      position: relative;
      &:after {
        content: "";
        width: 0;
        height: 30upx;
        border-left: 1px solid $border-color-dark;
        position: absolute;
        left: 20upx;
        top: 50%;
        transform: translateY(-50%);
      }
    }
  }
  /* 多条商品 */
  .goods-box {
    height: 160upx;
    padding: 20upx 0;
    white-space: nowrap;
    .goods-item {
      width: 120upx;
      height: 120upx;
      display: inline-block;
      margin-right: 24upx;
    }
    .goods-img {
      display: block;
      width: 100%;
      height: 100%;
    }
  }
  /* 单条商品 */
  .goods-box-single {
    display: flex;
    padding: 20upx 0;
    .goods-img {
      display: block;
      width: 120upx;
      height: 120upx;
    }
    .right {
      flex: 1;
      display: flex;
      flex-direction: column;
      padding: 0 30upx 0 24upx;
      overflow: hidden;
      .title {
        font-size: $font-base + 2upx;
        color: $font-color-dark;
        line-height: 1;
      }
      .attr-box {
        font-size: $font-sm + 2upx;
        color: $font-color-light;
        padding: 10upx 12upx;
      }
      .price {
        font-size: $font-base + 2upx;
        color: $font-color-dark;
        &:before {
          content: "￥";
          font-size: $font-sm;
          margin: 0 2upx 0 8upx;
        }
      }
    }
  }

  .price-box {
    display: flex;
    justify-content: flex-end;
    align-items: baseline;
    padding: 20upx 30upx;
    font-size: $font-sm + 2upx;
    color: $font-color-light;
    .num {
      margin: 0 8upx;
      color: $font-color-dark;
    }
    .price {
      font-size: $font-lg;
      color: $font-color-dark;
      &:before {
        content: "￥";
        font-size: $font-sm;
        margin: 0 2upx 0 8upx;
      }
    }
  }
  .action-box {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    height: 100upx;
    position: relative;
    padding-right: 30upx;
  }
  .action-btn {
    width: 160upx;
    height: 60upx;
    margin: 0;
    margin-left: 24upx;
    padding: 0;
    text-align: center;
    line-height: 60upx;
    font-size: $font-sm + 2upx;
    color: $font-color-dark;
    background: #fff;
    border-radius: 100px;
    &:after {
      border-radius: 100px;
    }
    &.recom {
      background: #fff9f9;
      color: $base-color;
      &:after {
        border-color: #f7bcc8;
      }
    }
  }
}

/* load-more */
.uni-load-more {
  display: flex;
  flex-direction: row;
  height: 80upx;
  align-items: center;
  justify-content: center;
}

.uni-load-more__text {
  font-size: 28upx;
  color: #999;
}

.uni-load-more__img {
  height: 24px;
  width: 24px;
  margin-right: 10px;
}

.uni-load-more__img > view {
  position: absolute;
}

.uni-load-more__img > view view {
  width: 6px;
  height: 2px;
  border-top-left-radius: 1px;
  border-bottom-left-radius: 1px;
  background: #999;
  position: absolute;
  opacity: 0.2;
  transform-origin: 50%;
  animation: load 1.56s ease infinite;
}

.uni-load-more__img > view view:nth-child(1) {
  transform: rotate(90deg);
  top: 2px;
  left: 9px;
}

.uni-load-more__img > view view:nth-child(2) {
  transform: rotate(180deg);
  top: 11px;
  right: 0;
}

.uni-load-more__img > view view:nth-child(3) {
  transform: rotate(270deg);
  bottom: 2px;
  left: 9px;
}

.uni-load-more__img > view view:nth-child(4) {
  top: 11px;
  left: 0;
}

.load1,
.load2,
.load3 {
  height: 24px;
  width: 24px;
}

.load2 {
  transform: rotate(30deg);
}

.load3 {
  transform: rotate(60deg);
}

.load1 view:nth-child(1) {
  animation-delay: 0s;
}

.load2 view:nth-child(1) {
  animation-delay: 0.13s;
}

.load3 view:nth-child(1) {
  animation-delay: 0.26s;
}

.load1 view:nth-child(2) {
  animation-delay: 0.39s;
}

.load2 view:nth-child(2) {
  animation-delay: 0.52s;
}

.load3 view:nth-child(2) {
  animation-delay: 0.65s;
}

.load1 view:nth-child(3) {
  animation-delay: 0.78s;
}

.load2 view:nth-child(3) {
  animation-delay: 0.91s;
}

.load3 view:nth-child(3) {
  animation-delay: 1.04s;
}

.load1 view:nth-child(4) {
  animation-delay: 1.17s;
}

.load2 view:nth-child(4) {
  animation-delay: 1.3s;
}

.load3 view:nth-child(4) {
  animation-delay: 1.43s;
}

@-webkit-keyframes load {
  0% {
    opacity: 1;
  }

  100% {
    opacity: 0.2;
  }
}
</style>
